[lworld] RFR: 8363846: [lworld] Make Class.isIdentityClass() non-native [v7]

[Coleen Phillimore]

On Thu, 24 Jul 2025 12:32:52 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> This moves isIdentityClass() implementation to Class.java, and checks within the JVM that is_identity_class() doesn't check the access flags for an ArrayKlass, since AccessFlags aren't initialized in ArrayKlasses.  The AccessFlags should be moved from Klass.hpp to InstanceKlass.cpp in mainline but that's a more complicated change and has several pieces.
>> Added a test.
>> Tested with tier1 locally.
>
> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix the test some more.

Thank you for all your help with this test, Roger and Chen.

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PR Comment: https://git.openjdk.org/valhalla/pull/1514#issuecomment-3114391826